gs8662dt11bgd-500i GSI Technology, gs8662dt11bgd-500i Datasheet - Page 30

• Manufacturer Part Number: gs8662dt11bgd-500i
• Description: 72mb Sigmaquad-ii+tm Burst Of 4 Sram
• Manufacturer: GSI Technology

JTAG Port AC Test Conditions
Notes:
1.
2.
JTAG Port AC Electrical Characteristics
Rev: 1.00 5/2011
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Include scope and jig capacitance.
Test conditions as shown unless otherwise noted.
Parallel SRAM input
TDI & TMS Set Up Time
TCK Low to TDO Valid
TCK High Pulse Width
TCK Low Pulse Width
TDI & TMS Hold Time
Output reference level
TCK Cycle Time
Input reference level
Parameter
Input high level
Input slew rate
Input low level
Parameter
TMS
TDO
TCK
TDI
Symbol
tTKC
tTKQ
tTKH
tTKL
tTS
tTH
tTKC
tTKC
Conditions
tTKQ
V
DD
1 V/ns
V
0.2 V
V
Min
DD
DD
– 0.2 V
50
—
20
20
10
10
JTAG Port Timing Diagram
/2
/2
tTS
tTS
tTS
30/34
Max
tTH
tTH
tTH
20
—
—
—
—
—
tTKH
tTKH
Unit
ns
ns
ns
ns
ns
ns
GS8662DT20/38BD-550/500/450/400/350
tTKL
tTKL
TDO
GS8662DT06/11BD-500/450/400/350
* Distributed Test Jig Capacitance
JTAG Port AC Test Load
V
DD
/2
50
© 2011, GSI Technology
30pF
*